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Hedyotis diffusa

Updated: 2026-07-22

Overview

Hedyotis diffusa, also known as Spreading Hedyotis or Oldenlandia, is a perennial herb native to tropical and subtropical regions of Asia. It is highly valued in traditional Chinese medicine for its medicinal properties. The plant is characterized by its slender stems, small leaves, and tiny white flowers. The herb has been used for centuries to treat various ailments, including infections, inflammations, and certain types of cancer. Modern research has identified several bioactive compounds in Hedyotis diffusa, such as flavonoids and polysaccharides, which contribute to its therapeutic effects.

Physical and Chemical Properties

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Hedyotis diffusa is a green, slender herb that grows up to 50 cm in height. It produces small white flowers and thrives in warm, humid climates. The plant is rich in bioactive compounds, including flavonoids, polysaccharides, and alkaloids, which are responsible for its medicinal properties. These compounds exhibit strong antioxidant, anti-inflammatory, and anticancer activities. The herb is typically harvested during the flowering season to ensure maximum potency. It is commonly dried and used in decoctions, powders, or extracts for medicinal purposes.

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Main Applications

Hedyotis diffusa is primarily used in traditional Chinese medicine to detoxify the body and reduce inflammation. It is often prescribed for treating infections, such as urinary tract infections and respiratory infections. Additionally, it is used as an adjunct therapy for certain cancers, including liver and lung cancer. The herb is also incorporated into dietary supplements and herbal teas for its general health benefits. Its antioxidant properties make it a popular ingredient in skincare products aimed at reducing oxidative stress and promoting skin health.

Safety and Storage

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Hedyotis diffusa is generally considered safe when used as directed. However, it is advisable to consult a healthcare provider before using it, especially for pregnant or breastfeeding women and individuals with pre-existing medical conditions. Potential side effects may include mild gastrointestinal discomfort. To maintain its potency, the herb should be stored in a cool, dry place away from direct sunlight. Properly dried and stored Hedyotis diffusa can retain its medicinal properties for up to two years. Always purchase from reputable suppliers to ensure quality and authenticity.

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B2B Procurement Guide

When procuring Hedyotis diffusa in bulk, it is essential to verify the authenticity and quality of the product. Request certificates of analysis (COA) from suppliers to confirm the presence of key bioactive compounds. Lab testing can also help detect any contaminants, such as heavy metals or pesticides. Prices vary depending on the quality and source, with wholesale rates typically ranging from $10 to $50 per kilogram. Establish long-term relationships with trusted suppliers to ensure consistent quality and reliable delivery. Consider purchasing from regions known for high-quality cultivation, such as Guangdong and Guangxi in China.

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